Home / 1,429,652.16-2,143,848.06-671,709.24

Finding the Fourth Proportional to 1,429,652.16, 2,143,848.06 and 671,709.24

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Solution

The fourth proportional to 1,429,652.16, 2,143,848.06 and 671,709.24 is: 1,007,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,652.16 : 2,143,848.06 = 671,709.24 : x
  2. Step 2: Convert to fraction form
    1,429,652.16/2,143,848.06 = 671,709.24/x
  3. Step 3: Cross multiply
    1,429,652.16x = 2,143,848.06 × 671,709.24
  4. Step 4: Simplify right side
    1,429,652.16x = 1,440,042,551,058.07
  5. Step 5: Solve for x
    x = 1,440,042,551,058.07/1,429,652.16
  6. Step 6: Final answer
    x = 1,007,267.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.